Claims (1)
Claim 1 (Independent)
The ornamental design for a filter unit, as shown and described.
Full Description
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FIG. 1 is a front right perspective view of the filter unit;
FIG. 2 is a front left perspective view of the filter unit;
FIG. 3 is a left side view of the filter unit;
FIG. 4 is a right side view of the filter unit;
FIG. 5 is a front elevation view of the filter unit;
FIG. 6 is a rear elevation view of the filter unit;
FIG. 7 is a bottom view of the filter unit;
FIG. 8 is a top view of the filter unit;
FIG. 9 is an exploded front right perspective view of the filter unit; and,
FIG. 10 is a rear right perspective view thereof.
Citations
This patent cites (13)
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